2531750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:90

約数の個数: 64

約数和(自身を含む): 5503680

約数和(自身を除く): 2971930

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 41, 50, 65, 82, 95, 125, 130, 190, 205, 247, 250, 325, 410, 475, 494, 533, 650, 779, 950, 1025, 1066, 1235, 1558, 1625, 2050, 2375, 2470, 2665, 3250, 3895, 4750, 5125, 5330, 6175, 7790, 10127, 10250, 12350, 13325, 19475, 20254, 26650, 30875, 38950, 50635, 61750, 66625, 97375, 101270, 133250, 194750, 253175, 506350, 1265875, 2531750]

約数ペア:

[(1, 2531750), (2, 1265875), (5, 506350), (10, 253175), (13, 194750), (19, 133250), (25, 101270), (26, 97375), (38, 66625), (41, 61750), (50, 50635), (65, 38950), (82, 30875), (95, 26650), (125, 20254), (130, 19475), (190, 13325), (205, 12350), (247, 10250), (250, 10127), (325, 7790), (410, 6175), (475, 5330), (494, 5125), (533, 4750), (650, 3895), (779, 3250), (950, 2665), (1025, 2470), (1066, 2375), (1235, 2050), (1558, 1625)]